Exercise: Arithmetic Operations And Circuits

Questions for: Arithmetic Operations And Circuits

The 2's complement of 1101102 is _________.
A:
1101002
B:
1010102
C:
0010112
D:
0010102
Answer: D
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The carry propagation delay in 4-bit full-adder circuits ____________.
A:
is normally not a consideration because the delays are usually in the nanosecond range
B:
is cumulative for each stage and limits the speed at which arithmetic operations are performed
C:
decreases in direct ratio to the total number of full-adder stages
D:
increases in direct ratio to the total number of full-adder stages, but is not a factor in limiting the speed of arithmetic operations
Answer: B
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All digital systems that perform arithmetic operations must indicate _______ and ________ for numbers.
A:
size, base
B:
sign, magnitude
C:
sign, base
D:
magnitude, base
Answer: B
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The 1's complement of 1010102 is _________.
A:
0101102
B:
0101012
C:
1101112
D:
1010112
Answer: B
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One advantage of using the 2's complement system to represent signed numbers is that you ___________.
A:
can perform subtraction by performing addition
B:
can perform addition by performing subtraction
C:
can perform division through repeated subtraction
D:
none of the above
Answer: A
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